Milk Borne Diseases list
|
Milk borne diseases |
Causative Agent | Source of Infection | Sings/Symptoms |
Control |
| Anthrax | Bacillus anthraces | Milk handlers | External form: Malignant pustule, red inflamed swelling and fever Internal form: Pneumonia with haemorrhage |
To control it Boil milk for 40 minutes Autoclaving at pressure of 15 lbs Prevent environment contamination of milk by boiling |
| Botulism | Chlostridium botulinum | Milk | Vomiting, abdominal pain and difficulty in vision later nervous symptoms consisting double vision, drooping of eyelid dilatation of pupil | Adequate heat treatment of milk Cool and storage at 100oC |
| Bacillary Dysentery | Shigella flexneri, Sh. sonnei, Sh. dysenteries | Milk handlers | Dysentery, fever, meningeal symptoms | Strict sanitary discipline is enforced in dairy workers. Heat treatment of milk |
| Brucellosis | Brucella abortus, Br. meletensis, Br. suis | Milch animals | Pain in joint and back, temperature is usually undulant, headache, liver and spleen enlarge. It causes abortion in female | Adequate heat treatment of milk Eradication of disease from dairy animals by test and elimination method Control of disease by vaccination |
| Cholera | Cholera vibrio | Milk handler, soil, hand of patient and carrier | Painless diarrhea and vomiting, initially skin is dry and wrinkled leg, eyes deeply shrunken | Heat treatment of milk |
| Coli infection | Pathogenic strain of Escherichia coli | Milk handlers | Gastroenteritis and pneumonia | Milk from quarter affected with mastitis should not be used Adequate heat treatment of milk Cooling and storage at 10oC |
| Chlostridium Welch infection | Chlostridium welch | Milk, milk handlers | Gastroenteritis, vomiting, weakness and dehydration | Heat treatment of milk Immediate cooling of milk at 10 oC or below |
| Diphtheria | Corynebacterium progenies | Milk handlers | Chilliness and depression, sometimes vomiting and diarrhea, uneasiness in throat, difficulty, stiffness of back and neck | Heat treatment of milk, Examination of milk handlers |
| Pasteruellosis | Pasteruella multocida | Milch animals | Fever pneumonia | Microorganism is destroyed at the usual pasteurization temperature To prevent recontamination of milk after pasteurization |
| Q fever | Coxiella burnetti (Rickettsial) | Milch animals, milk | Fever, sever headache and some forms of infection of lungs often causes pneumonia | Calving shed should be away from milk shed Adequate heat treatment of milk and prevent recontamination |
| Staphylococcal interotoxic gestroenteritis | Staphylococus aureus | Milk handlers, milk | Sever nausea and vomition, diarrhea of less importance, weak pulse, subnormal temperature, sever prostration | Autoclaving at 15 lbs. for 20 min causes almost destruction of organism Immediate cooling of milk to 10 oC or below |
| Streptococcal infection | Streptococci of Group A | Milk handlers milch animals | Scarlet fever, sore throat, difficulty in swallowing and breathing | Health control of dairy workers Exclusion of milk from mastitis affected quarters Adequate heat treatment of milk Adequate cooling of milk |
| Tick born encephalitis | Tick borne encephalitis virus | Milch animals especially goats milk | High rise of temperature, drowsiness, headache, mental confusion and encephalitis | Adequate heat treatment of milk Immediate cooling of milk at 10 oC |
| Tuberculosis | Mycobacterium tuberculosis | Milk handlers milch animals | Cough of an irritable nature particularly in the morning. Loss of appetite and lose of weight, diarrhea or constipation. Pleurisy causing pain in chest temperature is of swinging type. Enlargement of lymph gland | Eradication of bovine tuberculosis Adequate heat treatment of milk Health control of dairy workers |
